Each week we feature updates on current graffiti scenes in a number of major U.S. cities with the help of a few select photographers. Ray Mock aka CarnageNYC delivers this week’s New York Scene Report.

We recently stumbled on an insane photo of Brazilian writers casually standing on a ledge tagging, which led us to ChoquePhotos who has some incredible action shots of the fearless writers in Sao Paulo. Pixação is by far one of the most daring and aggresive forms of graffiti in the world.

There’s a whole different interpretation for being “down” as a writer when you have to brave sub-zero temperatures to paint your name. Someone like Much in Minneapolis understands well what this entails.